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LEGO EV3 机器人传感器面板 · App Inventor 2 中文网
... 项目概述
这是一个基于 MIT App Inventor 开发的 LEGO EV3 传感器监控应用。通过蓝牙连接手机与 EV3 机器人，实时显示颜色传感器、超声波传感器和触碰传感器的状态数据。
项目作者：CAVEDU Education
难度级别：中级
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Passing parameters to a Bash function
...on myBackupFunction() {
# here $1 is the first parameter, $2 the second etc.
}
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How can I get the version defined in setup.py (setuptools) in my package?
...ks. You can also use ast.get_docstring() with some .split('\n')[0].strip() etc to automatically fill out description from the source. One less thing to keep in sync
– lost
Oct 11 '17 at 16:10
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Cosine Similarity between 2 Number Lists
...g such as numpy or a statistics module. I must use common modules (math, etc) (and the least modules as possible, at that, to reduce time spent).
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ContinuousSpeech 连续语音识别扩展：持续语音识别无需重复启动 · App Inventor 2 中文网
...介绍
此扩展通过”连续工作模式”改进了标准的 SpeechRecognizer 组件。与原生组件不同，它在启动和结束时不会发出烦人的提示音，并能持续运行而无需重复手动启动。
主要特点
无提示音：启动和...
What is the best way to give a C# auto-property an initial value?
... okay to use some kind of il-weaving with such attribute (PostSharp, Fody, etc), but the performance...
– Grigory
Aug 21 '13 at 13:03
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'uint32_t' identifier not found error
...ample:
typedef __int32 int32_t;
typedef unsigned __int32 uint32_t;
/* ... etc. ... */
Hope this helps!
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How do you do Impersonation in .NET?
...e System.Security.Principal namespace:
Newer code (.NET 4.6+, .NET Core, etc.) should generally use WindowsIdentity.RunImpersonated, which accepts a handle to the token of the user account, and then either an Action or Func<T> for the code to execute.
WindowsIdentity.RunImpersonated(tokenHa...
What is the purpose of the -m switch?
...m more is possible, like working with modules which are part of a package, etc. That's what the rest of PEP 338 is about. Read it for more info.
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Principal component analysis in Python
... def pc( self ):
""" e.g. 1000 x 2 U[:, :npc] * d[:npc], to plot etc. """
n = self.npc
return self.U[:, :n] * self.d[:n]
# These 1-line methods may not be worth the bother;
# then use U d Vt directly --
def vars_pc( self, x ):
n = self.npc
retu...